Tintinhull House, Somerset
Erddig, Wrexham (Accredited Museum)
Mompesson House, Wiltshire (Accredited Museum)
Greenway, Devon (Accredited Museum)
Springhill, County Londonderry (Accredited Museum)
Berrington Hall, Herefordshire (Accredited Museum)
Lytes Cary Manor, Somerset (Accredited Museum)
Arlington Court, Devon (Accredited Museum)
Belton House, Lincolnshire (Accredited Museum)
Anglesey Abbey, Cambridgeshire (Accredited Museum)
Sunnycroft, Shropshire (Accredited Museum)
Castle Drogo, Devon (Accredited Museum)
Nymans Estate, West Sussex (Accredited Museum)
Dunham Massey, Cheshire (Accredited Museum)
Coughton Court, Warwickshire
Stourhead, Wiltshire (Accredited Museum)
Hardwick Hall, Derbyshire (Accredited Museum)
Clandon Park, Surrey
Blickling Hall, Norfolk (Accredited Museum)
Tyntesfield, North Somerset
Killerton, Devon (Accredited Museum)
Ightham Mote, Kent (Accredited Museum)
Bateman's, East Sussex (Accredited Museum)
Sissinghurst Castle Garden, Kent (Accredited Museum)
Kedleston Hall, Derbyshire (Accredited Museum)
Lanhydrock, Cornwall (Accredited Museum)
Polesden Lacey, Surrey (Accredited Museum)
Ickworth, Suffolk (Accredited Museum)
Wallington, Northumberland (Accredited Museum)
Bradley Manor, Devon
Dorneywood House and Gardens, Buckinghamshire
